^ It's likely the remnants of soil testing on top of what appears to be the core. Sometimes they will test loads on the soil to determine how much the ground will sink, and it helps them engineer the foundation to account for that.

__________________"Then each time Fleetwood would be not so much overcome by remorse as bedazzled at having been shown the secret backlands of wealth, and how sooner or later it depended on some act of murder, seldom limited to once."

Some of Melbourne's largest projects are now reaching the construction stage, escaping the wrath of recent planning rules in the central business district that would have capped the height of multiple towers if they'd been planned today. The 317-metre Australia 108 will become the tallest apartment building in the southern hemisphere, an achievement that would not be possible under current planning rules.

I didn't realize that there were historic facades being restored and integrated into the project.

__________________"Then each time Fleetwood would be not so much overcome by remorse as bedazzled at having been shown the secret backlands of wealth, and how sooner or later it depended on some act of murder, seldom limited to once."